CN107771365A - Hollow fiber film assembly - Google Patents

Hollow fiber film assembly Download PDF

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Publication number
CN107771365A
CN107771365A CN201680036603.4A CN201680036603A CN107771365A CN 107771365 A CN107771365 A CN 107771365A CN 201680036603 A CN201680036603 A CN 201680036603A CN 107771365 A CN107771365 A CN 107771365A
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CN
China
Prior art keywords
hollow fiber
hollow
film assembly
cylinder
housing
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Granted
Application number
CN201680036603.4A
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Chinese (zh)
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CN107771365B (en
Inventor
吴暎奭
金京柱
李振炯
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Kolon Industries Inc
Kolon Corp
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Kolon Corp
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/02—Hollow fibre modules
    • B01D63/04—Hollow fibre modules comprising multiple hollow fibre assemblies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/02—Hollow fibre modules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/02—Hollow fibre modules
    • B01D63/031—Two or more types of hollow fibres within one bundle or within one potting or tube-sheet
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
    • H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
    • H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
    • H01M8/04126—Humidifying
    • H01M8/04141—Humidifying by water containing exhaust gases
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
    • H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
    • H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
    • H01M8/04126—Humidifying
    • H01M8/04149—Humidifying by diffusion, e.g. making use of membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/08—Flow guidance means within the module or the apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/19—Specific flow restrictors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/20—Specific housing
    • B01D2313/201—Closed housing, vessels or containers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/20—Specific housing
    • B01D2313/205—Specific housing characterised by the shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/23—Specific membrane protectors, e.g. sleeves or screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/32—Intermediate chambers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/44—Cartridge types
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2319/00—Membrane assemblies within one housing
    • B01D2319/04—Elements in parallel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/10—Fuel cells with solid electrolytes
    • H01M2008/1095—Fuel cells with polymeric electrolytes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Fuel Cell (AREA)

Abstract

A kind of hollow fiber film assembly, including：Housing, the inflow entrance that one end flows into formed with hot and humid humidifying fluid, the flow export that the other end is flowed out formed with the humidifying fluid after being humidified to inside；At least one hollow fiber membrane bundle, is alongst inserted in enclosure interior；Lattice, support hollow fiber membrane bundle, and be separated out inflow space and outflow space, the humidifying fluid temporal persistence of enclosure interior is flowed into inflow space by inflow entrance, and humidifying fluid before being flowed out by flow export temporal persistence in outflow space；Encapsulation part, the both ends of hollow fiber membrane bundle are encapsulated in housing.According to hollow fiber film assembly of the present invention, increase the holdup time for flowing into and staying in inflow space in the hot and humid humidifying fluid of component internal, so as to improve heat/mass transfer efficiency, the humidification efficiency of product can be improved, when can prevent that hot and humid humidifying fluid from resting on inflow space, heat/material damage caused by the humidified fluid of low temperature drying and reduce the temperature of hot and humid humidifying fluid.

Description

Hollow fiber film assembly
Technical field
The present invention relates to a kind of hollow fiber film assembly, more specifically, is related to a kind of hot and humid humidification stream of extension Body rests on the time of component internal, to improve heat or mass transfer efficiency, so as to improve the humidification efficiency of product as far as possible Hollow fiber film assembly.
Background technology
Fuel cell is to combine hydrogen and oxygen, so as to produce the power generation type battery of electric power.Different from dry cell or battery Etc. in general chemical cell, fuel cell, which should be fed only with hydrogen and oxygen, just can constantly produce electric power, and due to no heat waste Lose, efficiency is than high twice or so of internal combustion engine.In addition, electric energy is directly translated into by the chemical energy with reference to caused by of hydrogen and oxygen, Therefore the discharge rate of environmentally hazardous substance is low.Therefore, fuel cell is not only environmentally friendly, additionally it is possible to reduces the increase institute band of energy expenditure The worry for resource exhaustion come.According to the species of used electrolyte, such fuel cell can be roughly divided into poly- Polymer electrolyte membrane cell (Polymer Electrolyte Membrane Fuel Cell:PEMFC), phosphoric acid fuel electricity Pond (PAFC), molten carbonate fuel cell (MCFC), SOFC (SOFC) and alkaline fuel cell (AFC).These fuel cells are based respectively on fundamentally identical principle and are operated, but the species of used fuel, fortune The differences such as trip temperature, catalyst, electrolyte.Wherein, compared with other fuel cells, polymer dielectric film fuel cell is low Temperature is lower to work, and output density is high, therefore can realize miniaturization, so not only in small-scale fixed field of generating equipment, Also it is acknowledged as most having prospect in Transmission system field.
Lifting one of most important factor of polymer dielectric film fuel cell performance is, to membrane-electrode assembly (Membrane Electrode Assembly:MEA polymer dielectric film (Polymer Eletrolyte Membrane) Or Proton Exchange Membrane:PEM moisture more than ormal weight) is supplied, so as to keep moisture content.Because when poly- Generating efficiency drastically declines when polymer electrolyte membrane becomes to dry.The method humidified to polymer dielectric film has：1) to After pressure vessel fills water, object gas is set to pass through diffuser (diffuser), so as to supply the bubbler of moisture (bubbler) humidification method；2) water supply needed for the reaction of fuel cell is calculated, and by magnetic valve directly to gas Flow duct supplies direct injection (direct injection) mode of moisture；And 3) polymer separation film is utilized to gas Humidification membrane mode of fluidized bed supply moisture etc..Wherein, using the film for passing through optionally only in exhaust contained water vapour, Water vapour is provided to supply to the gas of polymer dielectric film, so as to the humidification membrane side humidified to polymer dielectric film Formula can realize lightweight and miniaturization, therefore favorably.
It is preferred that the selectivity used in humidification membrane mode through film be unit volume when forming component transmission area it is big Hollow-fibre membrane.That is, when using hollow-fibre membrane manufacture humidifier, the height of the big hollow-fibre membrane of contact surface area can be achieved It is integrated, therefore only also fuel cell can sufficiently be humidified by low capacity, inexpensive material can be used, and can Moisture contained in the unreacting gas discharged with the condition of high temperature from fuel cell and heat are reclaimed, and profit again is carried out by humidifier With.
Simply, be the problem of existing hollow-fibre membrane, hot and humid humidifying fluid in component can with it is hollow The time that tunica fibrosa directly contacts is short, thus heat/mass transfer efficiency between raising and the humidified fluid of low temperature drying There is limitation in aspect, thus cause in terms of the lifting of the humidification efficiency of product that there is also limitation.
In addition, in existing hollow fiber film assembly, in order to improve capacity, using splitting hollow fiber membrane bundle or will be single Hyte part is configured to tubular (cartridge), to realize the technology of high capacity.But the shortcomings that these technologies, is, tubular Individual elements manufacturing time it is long, so as to improve manufacturing cost, or cause quality because operability is poor when splitting beam Deviation it is big.
【Citation】
No. 2011-0109814 (publication date of KR published patent：2011.10.06.)
No. 2013-0034404 (publication date of KR published patent：2013.04.05.)
The content of the invention
Technical problem to be solved
It is an object of the present invention to provide a kind of hollow fiber film assembly, and it is by increasing hot and humid humidifying fluid Time of contact between the humidified fluid of low temperature drying, heat/mass transfer efficiency is improved, so as to improve product as far as possible Humidification efficiency.
Another object of the present invention is to, there is provided a kind of hollow fiber film assembly, general hollow-fibre membrane cylinder is inserted into shell In vivo and realize integration, so as to expand for the product of a variety of capacity, and improve the utilization ratio of hollow-fibre membrane cylinder, Manufacturing time and cost are reduced based on simple encapsulation.
Solves the scheme of technical problem
Hollow fiber film assembly of the present invention is characterised by, including：Housing, one end is formed with hot and humid The inflow entrance that humidifying fluid flows into, the flow export that the other end is flowed out formed with the humidifying fluid after being humidified to inside；Extremely A few hollow fiber membrane bundle, alongst it is inserted in the inside of housing；Lattice, the hollow fiber membrane bundle is supported, And inflow space and outflow space are separated out, by the humidifying fluid temporal persistence of enclosure interior described in inflow entrance in the inflow Space, and humidifying fluid before being flowed out by flow export temporal persistence in the outflow space；Encapsulation part, by hollow-fibre membrane Two ends of beam are encapsulated on housing.
Characterized in that, the size of inflow space is equal to or more than the size of outflow space.
It is preferred that be arranged with general hollow-fibre membrane cylinder in the both sides of hollow fiber membrane bundle, the general hollow-fibre membrane cylinder with The hollow fiber membrane bundle is together disposably encapsulated on the housing.
General empty cylinder can also be set up in the inside of housing, general empty cylinder does not have according to humidification capacity or humidification degree Standby hollow fiber membrane bundle, is inserted in lattice, and be disposably encapsulated on housing.
General empty cylinder is rounded, oval or polygon, and is closed to prevent the insertion that fluid flows into lattice Interior volume.
Formed with fluid by portion on general hollow-fibre membrane cylinder, in order to make fluid flow into hollow fiber membrane bundle Portion.
It is preferred that the volume for the hollow-fibre membrane that the hollow fiber membrane bundle of general hollow-fibre membrane cylinder is included accounts for doughnut The 30%~60% of perineurium overall volume.
The shape of cross section of housing can be circular, ellipse or polygon.
The shape of cross section of general hollow-fibre membrane cylinder can be circular, ellipse or polygon.It is it is preferred that general hollow The equivalent diameter (equivalent diameter) of the hollow fiber membrane bundle of tunica fibrosa cylinder is 1 with length ratio:2~1:20.
Beneficial effect
According to hollow fiber film assembly of the present invention, increase and flowed into simultaneously in the hot and humid humidifying fluid of component internal Holdup time in the inflow space of stop, so as to improve heat/mass transfer efficiency, the humidification thus, it is possible to improve product as far as possible Efficiency, and when hot and humid humidifying fluid is rested in inflow space, prevent the humidified fluid because of low temperature drying from causing Heat/material damage and reduce the temperature of hot and humid humidifying fluid, hot and humid humidifying fluid is continuously kept height Temperature.
In addition, general hollow-fibre membrane cylinder is inserted into housing and realizes integration, so as to according to general doughnut The shape and quantity of film cylinder make housing, thus, it is possible to expand for the product of a variety of capacity, and are based on general hollow fibre Tie up shape, quantity and its size ratio of film cylinder, it is possible to increase its utilization ratio.In addition, disposably encapsulate it is multiple it is general in Empty fiber membrane cylinder and hollow-fibre membrane, so as to which manufacturing time and cost can be reduced based on simple encapsulation.
Brief description of the drawings
Fig. 1 and Fig. 2 is that the hollow fiber film assembly being related to first embodiment of the invention carries out the solid of exploded Figure.
Fig. 3 is the sectional view (longitudinal section) along the arrow line A-A in Fig. 1.
Fig. 4 is the sectional view (longitudinal section) along the arrow A'-A' lines in Fig. 2.
Fig. 5 and Fig. 6 is the sectional view (longitudinal section for showing the hollow fiber film assembly that second embodiment of the invention is related to Figure).
Fig. 7 is the change for showing the general hollow-fibre membrane cylinder in the hollow fiber film assembly that second embodiment of the invention is related to The stereogram of shape example.
Fig. 8 is the sectional view (longitudinal section) for showing the hollow fiber film assembly that third embodiment of the invention is related to.
Fig. 9 is the stereogram for the general empty cylinder for showing Fig. 8.
Figure 10 is that the hollow fiber film assembly being related to fourth embodiment of the invention carries out the stereogram of exploded.
Figure 11 is the longitudinal section of existing hollow fiber film assembly.
Figure 12 is the cross-sectional view of existing hollow fiber film assembly.
Embodiment
Below, embodiments of the invention are described in detail, so as to the ordinary skill of the technical field of the invention Personnel can easily implement.But the present invention can be implemented as a variety of forms, and it is not limited to reality described herein Apply example.
Fig. 1 and Fig. 2 is that the hollow fiber film assembly being related to first embodiment of the invention carries out the solid of exploded Figure.Fig. 1 shows the hollow fiber film assembly of one hollow fiber membrane bundle 120 of configuration, and Fig. 2, which is shown, is arranged with multiple hollow fibres Tie up the hollow fiber film assembly of perineurium 120.
As shown, the hollow fiber film assembly 100 that first embodiment is related to include housing 110, hollow fiber membrane bundle 120, Lattice 130, encapsulation part 140,140' and capping 150,150'.
Housing 110 and capping 150,150' form the profile of hollow fiber film assembly 100, can be by hard such as makrolon Plastics or metal are formed.In addition, housing 110 can be polygon with the cross sectional shape on the width for covering 150,150' Shape, as shown in Figure 1 and Figure 2, or it is circular, as shown in Figure 10.The section of polygon can be quadrangle, square, ladder The polygons such as shape, parallelogram, pentagon, hexagon, and can be the round and smooth shape in corner of polygon.In addition, circle Shape can also be ellipse.
The inflow entrance 111 that the one end of housing 110 flows into formed with hot and humid humidifying fluid, housing 110 it is another The flow export 112 that end is flowed out formed with the humidifying fluid humidified to inside.Capping 150,150' are assembled into housing respectively 110 both ends.
The inflow entrance 111 and flow export 112 formed on housing 110 can be arranged side-by-side in the side of housing 110, but It is that can also configure in the diagonally adjacent of housing 110.
Fig. 3 is the sectional view (longitudinal section) along the arrow line A-A in Fig. 1, and Fig. 4 is along the arrow A'-A' lines in Fig. 2 Sectional view (longitudinal section).
According to the capacity of hollow fiber film assembly 100, one or more hollow fiber membrane bundles 120 alongst insert In the inside of housing 110, and supported and arranged by lattice 130
The hollow-fibre membrane 121 of hollow fiber membrane bundle 120 optionally passes through moisture.Hollow-fibre membrane 121 is using public The material known, therefore detailed description is omitted in this specification.It is preferred that the hollow-fibre membrane that hollow fiber membrane bundle 120 is included 121 volume accounts for the 30% to 60% of the overall volume of hollow fiber membrane bundle 120.In addition, hollow fiber membrane bundle can be by guard bag Enclose.
Lattice 130 is arranged on the inside of housing 110, supports at least one hollow fiber membrane bundle 120 and is separated.In Hollow fiber perineurium 120 is inserted and is supported in each insertion space of lattice 130, so as to be configured.In addition, lattice 130 by flowed into by inflow entrance 111 humidifying fluid temporal persistence inside housing 110 inflow space S1 and humidifying fluid logical The outflow space S2 for crossing temporal persistence before flow export 112 flows out separates in both sides.Inflow space S1 size is equal to or more than Outflow space S2 size.
Different from prior art, such hollow fiber film assembly 100 is due to formed with lattice, it is ensured that bigger than ever Inflow space, therefore hot and humid humidifying fluid can for a long time be detained in inflow space S1 and contact after purging low The humidified fluid that temperature is dried improves heat transference efficiency to carry out heat exchange, can improve the humidification efficiency of product as far as possible. Furthermore it is possible to prevent because of the humidified fluid of low temperature drying and caused by heat/material damage reduce hot and humid humidifying fluid Temperature, hot and humid humidifying fluid is continuously kept high temperature.
It is further preferred that inflow space S1 shell length direction length L1 and outflow space S2 shell length direction length L2 The ratio between be 6:4~9:1.
The size of inflow space is set to be more than the size of outflow space, so as to which when being formed as asymmetric, height can be extended The time that the humidifying fluid of warm high humidity can be humidified to humidified fluid, so as to further improve humidification efficiency.
Lattice 130 can be formed with housing 110 and is integrated, or be formed as form that is separable and assembling.According to not Same material, lattice 130 can have different wall thickness, and thickness is thinner, and efficiency is higher.Typically, the wall of lattice is thick Degree can be 0.1mm~70mm, if plastics, then more preferably 0.2mm~40mm, if metal material, then more preferably For 0.2mm~50mm.
If beyond above-mentioned wall thickness scope, be difficult to bear the pressure during operation when thickness is excessively thin, when thicker without Method ensures the sufficient inflow space for stopping hot and humid gas, making it difficult to realizes desired humidification efficiency lifting effect Fruit.
Encapsulation part 140,140' are the end of at least one hollow fiber membrane bundle 120 (fluid passes through portion side), to hollow fibre The space that the hollow-fibre membrane 121 of dimension perineurium 120 is tied up and filled up between hollow-fibre membrane 121, while mutually it is butted on housing The medial surface of 110 two ends, so that housing 110 has air-tightness.Material known to encapsulation part 140,140' uses, because Detailed description is omitted in this this specification.
Encapsulation part 140,140' are respectively formed inside the both ends of housing 110, so as to by two of hollow fiber membrane bundle 120 End is fixed on housing 110.Thus, the both ends of housing 110 are packaged portion 140,140' closings, are internally formed at it for humidification The stream that fluid passes through.Disposably multiple hollow fiber membrane bundles 120 are encapsulated on housing 110 in the present invention.
Capping 150,150' are respectively in connection with the both ends of housing 110.Capping 150,150' side are formed with for humidified Stream socket 151, the 151' of fluid discrepancy.A pair of stream sockets 151,151' can be configured in a same direction, And it can be configured as shown in Figure 1 and Figure 2 with forming inflow entrance 111 on housing 110 and flow export 112 identical Direction on.If for fluid stream into and out structure all it is so configured in a same direction, by hollow-fibre membrane The advantages of having spatially when component 100 is configured in fuel cell system, easily fuel cell system is realized and minimized.From The humidified fluid that the stream socket 151 of side capping 150 flows into passes through the hollow-fibre membrane 121 of hollow fiber membrane bundle 120 Internal pipeline and humidified, then from opposite side capping 150' stream socket 151' outflows.
Fig. 5 and Fig. 6 is the sectional view (longitudinal section for showing the hollow fiber film assembly that second embodiment of the invention is related to Figure), Fig. 5 shows that general hollow-fibre membrane cylinder 160, the 160' in hollow fiber film assembly 200 are inserted into the shape in housing 110 State, Fig. 6 show the general hollow-fibre membrane cylinder 160 of insertion in hollow fiber film assembly, the housing 110 before 160'.
As shown, the hollow fiber film assembly 200 that second embodiment is related to include housing 110, hollow fiber membrane bundle 120, Lattice 130, encapsulation part 240,240', capping 150,150' and general hollow-fibre membrane cylinder 160,160'.Second embodiment In, general hollow-fibre membrane cylinder 160,160', the general hollow-fibre membrane cylinder are arranged with the both sides of hollow fiber membrane bundle 120 160th, 160' and hollow fiber membrane bundle 120 are together disposably encapsulated on housing 110.
Encapsulation part 240,240' are in the end (fluid passes through portion side) of multiple general hollow-fibre membrane cylinders 160,160', centering The space that the hollow-fibre membrane 121 of hollow fiber perineurium 120 is tied up and filled up between hollow-fibre membrane 121, while be mutually butted on The medial surface of two ends of housing 110, so that housing 110 has air-tightness.Material known to encapsulation part 240,240' uses Material, therefore detailed description will be omitted in this specification.
Encapsulation part 240,240' are respectively formed inside the both ends of housing 110, so as to by general hollow-fibre membrane cylinder 160, Two ends of the hollow fiber membrane bundle 120 inside 160' are fixed on housing 110.Thus, the both ends of housing 110 are packaged portion 240th, 240' is closed, and the stream that passes through for humidifying fluid is internally formed at it.Disposably by multiple general hollow fibres in the present invention Dimension film cylinder 160,160' and hollow fiber membrane bundle 120 are encapsulated on housing 110.
General hollow-fibre membrane cylinder 160,160' be enclosed on be inserted into along the length direction of housing it is multiple inside housing 110 Outside the both sides of hollow fiber membrane bundle 120, its side is supported by lattice 130.General hollow-fibre membrane cylinder 160,160' be Cylinder 161, the 161' one end exterior face of both sides opening form multiple fluids by portion 162,162' structure, pass the fluid through Space between portion 162, the 162' easily hollow-fibre membrane 121 inside hollow fiber membrane bundle 120 is passed through by fluid. In addition, fluid is assembled into encapsulation part 240,240' sides by the part in portion 162,162', it is general hollow in order to be encapsulated into The inside of tunica fibrosa cylinder 160,160'.
The general hollow-fibre membrane cylinder 160 that is formed along the length direction of housing, 160' cylinder 161,161' side wall On could be formed with the window 164 of opening, so as to enable a fluid to the inside by cylinder.
By window 164, hot and humid fluid can be more swimmingly in inflow space S1 or outflow space S2 It is transferred on hollow-fibre membrane, therefore temperature can be more effectively prevented from and decline and become drying, adds so as to improve Wet performance.
Furthermore it is preferred that the size of window passes through portion 162,162' size equal to or less than fluid.If the size of window More than fluid by portion 162,162' size, then compared to fluid by portion 162,162', the fluid flowed into from inflow entrance has First it may be flowed into from window 164, so as to hinder overall flow of fluid.
Also, the hot and humid fluid flowed into from inflow entrance 111 is possible in damage when directly contacting hollow-fibre membrane Empty fiber membrane, thus preferably by window 164 be arranged on not with inflow entrance 111 directly facing position.
Fig. 7 is the change for showing the general hollow-fibre membrane cylinder in the hollow fiber film assembly that second embodiment of the invention is related to The stereogram of shape example.
In addition window 164 can be formed as the shape along the length direction extension of general hollow-fibre membrane cylinder 160, such as scheme Shown in 7 (a), it can be formed as circular and be alternately arranged multiple, as shown in Fig. 7 (b), can be formed as along in general The length direction of empty fiber membrane cylinder 160 and crisscross extension it is poroid and more remote from the end of general hollow-fibre membrane cylinder 160 Size is smaller (Fig. 7 (c)), or size is bigger (Fig. 7 (d)).
General hollow-fibre membrane cylinder 160,161' shape of cross section are quadrangle, as shown in Fig. 7 (a) and (b), but It can be circular, as shown in Fig. 7 (c) and (d), and oval or variously-shaped polygon can be formed as, can be with It is the round and smooth polygon in corner.
It is preferred that the equivalent diameter (equivalent diameter) of the hollow fiber membrane bundle in general hollow-fibre membrane cylinder It is 1 with length ratio:2~1:20.Equivalent diameter is when polygon, and the surface area for fluid to be contacted is converted to For the circle of equal size come the diameter that calculates, it by basic form when friction or flow velocity, the heat transfer etc. of asking flowing is circular pipe to be Diameter as benchmark.According to polygon or variously-shaped, equivalent diameter can be calculated by known method.
On general hollow-fibre membrane cylinder 160,161', the cylinder can be by the modeling comprising liquid crystal polymer, glass fibre A certain kind in material or metal material is formed.When plastic bag when containing glass fibre, 5%~50% glass fibers are preferably comprised Dimension, when glass fibre is less than 5%, having little effect based on glass fibre, and when more than 50%, intensity is possible to die down. If metal material, then metal material of the pyroconductivity more than 10kcal/mh DEG C is preferably used.
According to different materials, general hollow-fibre membrane cylinder 160,161' have different wall thickness, the thinner effect of thickness Rate is higher, it is preferable that the wall thickness of cylinder is in below 10mm.When more than 10mm, it is possible to substantially reduce heat transference efficiency.One As, if plastics, then preferably 0.2mm~3mm, if metal material, then preferably 0.1mm~5mm.
Remaining structure for the hollow fiber film assembly 200 that second embodiment is related to i.e. housing 110, hollow fiber membrane bundle 120, Lattice 130 and capping 150,150' it is identical with first embodiment, therefore omit detailed description.
Humidifying fluid after flowing into the inside of housing 110 along path P 1, rests on inflow space S1 by inflow entrance 111 In, then by fluid by portion 162 or the inside of the general hollow-fibre membrane cylinder 160 of the inflow of window 164 one end, and along Path P 2 is moved to the general hollow-fibre membrane cylinder 160' of the other end.Humidifying fluid is along general hollow-fibre membrane cylinder 160,160' When mobile, met with the humidified fluid of the low temperature drying along the internal flow of hollow-fibre membrane 121 and carry out heat exchange, then Outflow sky is flowed out to by portion 162' or window 164' again by the general hollow-fibre membrane cylinder 160' of other end fluid Between S2.The outside that dry humidifying fluid is discharged to along path P 3 housing 110 by flow export 112 is become by heat exchange.
Fig. 8 is the sectional view (longitudinal section) for showing the hollow fiber film assembly that third embodiment of the invention is related to, and Fig. 9 is The stereogram of Fig. 8 general empty cylinder is shown.As shown, the hollow fiber film assembly 300 that 3rd embodiment is related to includes housing 110th, hollow fiber membrane bundle 120, lattice 130, encapsulation part 340,340', capping 150,150', general hollow-fibre membrane cylinder 160th, 160' and general empty cylinder 170,170'.In 3rd embodiment, according to humidification capacity or humidification degree, in housing 110 Inside set up general empty cylinder 170,170', the general empty cylinder 170,170' do not possess hollow fiber membrane bundle, are inserted in separation In portion 130, and disposably it is encapsulated on housing.
General empty cylinder 170,170' are rounded, oval or polygon, and are closed to prevent fluid and flow into and separate Inside the insertion space in portion 130.General empty cylinder 170, the 170' of 3rd embodiment are in the insertion space corresponding to lattice 130 Quadrangle tubular.The inside insertion space for inserting the lattice 130 of general empty cylinder 170 is empty.Remaining knot of 3rd embodiment Structure is identical with second embodiment, therefore omits detailed description.
Figure 10 is that the hollow fiber film assembly being related to fourth embodiment of the invention carries out the stereogram of exploded.Such as figure Show, the hollow fiber film assembly 400 that fourth embodiment is related to, which includes housing 410, hollow fiber membrane bundle 420, lattice, (does not scheme Show), encapsulation part 440, capping 450,450' and general hollow-fibre membrane cylinder (not shown).The hollow-fibre membrane of fourth embodiment Component 400 is shaped as cylindrical shape, and remaining structure is similar in first embodiment to 3rd embodiment, therefore omits in detail Explanation.
Such hollow fiber film assembly, general hollow-fibre membrane cylinder is inserted into housing and realizes integration, from And housing is made according to the shape and quantity of general hollow-fibre membrane cylinder, thus, it is possible to expand for the product of a variety of capacity, And shape, quantity and its size ratio based on general hollow-fibre membrane cylinder, it is possible to increase its utilization ratio.In addition, one Secondary property encapsulates multiple general hollow-fibre membrane cylinders, so as to reduce manufacturing time and cost based on simple encapsulation.
Below, by manufacturing the manufacture embodiment of hollow fiber film assembly according to the second embodiment of the present invention, manufacturing ratio Compared with example and experimental example, structure and effect of the invention is explained in more detail.The example that embodiment is the present invention is manufactured, Present disclosure is not limited to following embodiments.
[manufacture embodiment：The manufacture of hollow fiber film assembly]
Manufacture embodiment 1
4200 ps hollow fiber uf membranes (external diameter 900um, internal diameter 800um) configuration is (horizontal in polygon housing 250mm, longitudinal 150mm, length 300mm) in, the then encapsulation part formation cap on the set of the both ends of the housing, and to described Space injection encapsulation between space and the hollow fiber membrane bundle and the housing between hollow fiber membrane bundle is with combining After thing, its solidification is set to be sealed (seal).The encapsulation part formation cap is removed, then to the hollow fibre of solidification Dimension film encapsulation is cut with the end of composition, so that the end of the hollow fiber membrane bundle is exposed to the encapsulation part cutting Portion, encapsulation part is consequently formed, two ends of the housing is then covered with capping, so as to manufacture hollow fiber film assembly. Now, hollow fiber film assembly is that the ratio between length (150mm) of length (150mm) and the outflow space of inflow space is 5:5 Symmetric form hollow fiber film assembly.
Manufacture embodiment 2
4200 ps hollow fiber uf membranes (external diameter 900um, internal diameter 800um) are divided into 12 (being respectively 350) beams The configuration of 12 cylinders in polygon housing (horizontal 250mm, longitudinal 150mm, length 300mm) inside, be then packaged with The both ends of housing are formed after encapsulation part, two ends of the housing are covered with capping, so as to manufacture hollow-fibre membrane group Part.Now, hollow fiber film assembly is that the ratio between length (150mm) of length (150mm) and the outflow space of inflow space is 5:5 Symmetric form hollow fiber film assembly.
Manufacture embodiment 3
4200 ps hollow fiber uf membranes (external diameter 900um, internal diameter 800um) are divided into 12 beams (being respectively 350), Inserted per a branch of both ends in general hollow-fibre membrane cylinder, be inserted into and configure and be formed at polygon housing (laterally 250mm, longitudinal 150mm, length 300mm) internal lattice insertion space in.
The encapsulation part formation cap on the set of the both ends of the housing, and to the space between the hollow fiber membrane bundle and After space injection encapsulation composition between the cylinder and the housing, its solidification is set to be sealed (seal).Remove The encapsulation part formation cap, then the hollow-fibre membrane encapsulation to solidification are cut with the end of composition, so that The end of the hollow fiber membrane bundle is exposed to the encapsulation part cutting part, is consequently formed encapsulation part, then with capping covering institute Two ends of housing are stated, so as to manufacture hollow fiber film assembly.Now, hollow fiber film assembly is the length of inflow space The ratio between length (120mm) of (180mm) and outflow space is 6:4 asymmetric hollow fiber film assembly.
Manufacture embodiment 4
12 beams that 4200 ps hollow fiber uf membranes (external diameter 900um, internal diameter 800um) are divided into quadrilateral shape (divide Wei not be 350), it is being formed at polygon shell per a branch of general hollow-fibre membrane cylinder of both ends insertion, being inserted into and configuring In the insertion space of the internal lattice of body (horizontal 250mm, longitudinal 150mm, length 300mm).
The encapsulation part formation cap on the set of the both ends of the housing, and to the space between the hollow fiber membrane bundle and After space injection encapsulation composition between the cylinder and the housing, its solidification is set to be sealed (seal).Remove The encapsulation part formation cap, then the hollow-fibre membrane encapsulation to solidification are cut with the end of composition, so that The end of the hollow fiber membrane bundle is exposed to the encapsulation part cutting part, is consequently formed encapsulation part, then with capping covering institute Two ends of housing are stated, so as to manufacture hollow fiber film assembly.Now, hollow fiber film assembly is the length of inflow space The ratio between length (60mm) of (240mm) and outflow space is 8:2 asymmetric hollow fiber film assembly.
Comparative example 1
As shown in figs. 11 and 12,4200 ps hollow fiber uf membranes (external diameter 900um, internal diameter 800um) are regard as one Cylinder, configures in polygon housing (horizontal 250mm, longitudinal 150mm, length 300mm) inside, is once sealed for a cylinder Dress, after forming encapsulation part at the both ends of housing, two ends of the housing are covered with capping, so as to manufacture humidification Component.
[experimental example：The performance of the manufactured hollow fiber film assembly of measure]
Make 50g/sec dry air separately flow into above-mentioned manufacture embodiment and manufacture comparative example in manufacture it is hollow The hollow-fibre membrane of fiber film component it is inside and outside, make to keep outside hollow-fibre membrane 70 DEG C of temperature and 90% it is wet Degree, and make to keep 40 DEG C of temperature and 10% humidity inside hollow-fibre membrane, then implement gas-gas humidification.
The temperature and humidity for flowing through the humidified rear position out of air inside the hollow-fibre membrane is determined, and is changed Calculate as dew point (Dew Point), thus determine humidifying performance, its result and encapsulation number are together represented in following table 1 In.
Table 1
[table 1]
With reference to the table 1, compared with comparative example 1, in the doughnut that manufacture embodiment 1 manufactures into manufacture embodiment 4 The humidifying performance of membrane module is more outstanding
The preferred embodiments of the present invention are described in detail above, but scope of the presently claimed invention and unlimited Due to this, various modifications and improvement of the those skilled in the art using basic conception of the present invention progress as defined in the claims Form is also belonged within the scope of the present invention.
Reference：
100、200：Hollow fiber film assembly
110：Housing 111：Inflow entrance
112：Flow export 120：Hollow fiber membrane bundle
121：Hollow-fibre membrane 130：Lattice
140、140'：Encapsulation part 150,150'：Capping
151、151'：Stream socket 160,160'：General hollow-fibre membrane cylinder
161、161'：Cylinder 162,162'：Fluid passes through portion
170：General empty cylinder
S1：Inflow space S2：Outflow space

Claims (12)

  1. A kind of 1. hollow fiber film assembly, it is characterised in that including：
    Housing, the inflow entrance that one end flows into formed with hot and humid humidifying fluid, the other end is formed with to inside progress The flow export of humidifying fluid outflow after humidification；
    At least one hollow fiber membrane bundle, alongst it is inserted in the inside of the housing；
    Lattice, the hollow fiber membrane bundle is supported, and be separated out inflow space and outflow space, flowed into by the inflow entrance The humidifying fluid temporal persistence of the enclosure interior is in the inflow space, and humidifying fluid is flowing out it by the flow export Preceding temporal persistence is in the outflow space；
    Encapsulation part, by the both ends encapsulation of the hollow fiber membrane bundle on the housing.
  2. 2. hollow fiber film assembly according to claim 1, it is characterised in that
    The size of the inflow space is equal to or more than the size of the outflow space.
  3. 3. hollow fiber film assembly according to claim 1, it is characterised in that
    Be arranged with general hollow-fibre membrane cylinder in the both sides of the hollow fiber membrane bundle, the general hollow-fibre membrane cylinder with it is described Hollow fiber membrane bundle is together disposably encapsulated on the housing.
  4. 4. hollow fiber film assembly according to claim 3, it is characterised in that
    In the inside of the housing, general empty cylinder is set up according to humidification capacity or humidification degree, the general empty cylinder does not possess Hollow fiber membrane bundle, it is inserted in the lattice, and is disposably encapsulated on the housing.
  5. 5. hollow fiber film assembly according to claim 4, it is characterised in that
    The general empty cylinder is rounded, oval or polygon, and is closed to prevent fluid and flows into the lattice Inside insertion space.
  6. 6. hollow fiber film assembly according to claim 3, it is characterised in that
    Formed with fluid by portion on the general hollow-fibre membrane cylinder, in order to make fluid flow into the hollow fiber membrane bundle It is internal.
  7. 7. hollow fiber film assembly according to claim 3, it is characterised in that
    The volume for the hollow-fibre membrane that the hollow fiber membrane bundle of the general hollow-fibre membrane cylinder is included accounts for described hollow The 30%~60% of fiber-film bundle overall volume.
  8. 8. hollow fiber film assembly according to claim 3, it is characterised in that
    The shape of cross section of the general hollow-fibre membrane cylinder is circular, ellipse or polygon.
  9. 9. hollow fiber film assembly according to claim 3, it is characterised in that
    The equivalent diameter of the hollow fiber membrane bundle of the general hollow-fibre membrane cylinder is 1 with length ratio:2~1:20.
  10. 10. hollow fiber film assembly according to claim 3, it is characterised in that
    The wall thickness of the general hollow-fibre membrane cylinder is in below 10mm.
  11. 11. hollow fiber film assembly according to claim 3, it is characterised in that
    Formed with window, the window on the cylinder lateral wall of the general hollow-fibre membrane cylinder formed along the length direction of the housing Mouth is opening-like, so that hot and humid humidifying fluid can pass through the inside of cylinder.
  12. 12. hollow fiber film assembly according to claim 11, it is characterised in that
    Formed with fluid by portion on the general hollow-fibre membrane cylinder, in order to make fluid flow into the hollow fiber membrane bundle Inside,
    The size of the window is equal to or less than size of the fluid by portion.
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KR1020150088370A KR102098641B1 (en) 2015-06-22 2015-06-22 Hollow Fiber Membrane Humidifier Module
KR10-2015-0088370 2015-06-22
PCT/KR2016/005208 WO2016208878A1 (en) 2015-06-22 2016-05-17 Hollow fiber membrane module

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WO2016208878A1 (en) 2016-12-29
US10668432B2 (en) 2020-06-02
US20190015787A1 (en) 2019-01-17
EP3312923B1 (en) 2023-03-01
KR102098641B1 (en) 2020-04-08
EP3312923A4 (en) 2019-02-20
KR20160150414A (en) 2016-12-30
CN107771365B (en) 2021-01-26

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